1623381

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:388

約数の個数: 16

約数和(自身を含む): 2318400

約数和(自身を除く): 695019

約数列:

[1, 3, 17, 51, 139, 229, 417, 687, 2363, 3893, 7089, 11679, 31831, 95493, 541127, 1623381]

約数ペア:

[(1, 1623381), (3, 541127), (17, 95493), (51, 31831), (139, 11679), (229, 7089), (417, 3893), (687, 2363)]